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Finding the Fourth Proportional to 191,069.74, 286,604.27 and 50,828.37

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Solution

The fourth proportional to 191,069.74, 286,604.27 and 50,828.37 is: 76,242.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,069.74 : 286,604.27 = 50,828.37 : x
  2. Step 2: Convert to fraction form
    191,069.74/286,604.27 = 50,828.37/x
  3. Step 3: Cross multiply
    191,069.74x = 286,604.27 × 50,828.37
  4. Step 4: Simplify right side
    191,069.74x = 14,567,627,879.14
  5. Step 5: Solve for x
    x = 14,567,627,879.14/191,069.74
  6. Step 6: Final answer
    x = 76,242.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.